Quarter	Billions of US Dollars
2005-04-01	0.01789
2005-07-01	0.02282
2005-10-01	0.01545
2006-01-01	-0.00258
2006-04-01	0.06673
2006-07-01	-0.02580
2006-10-01	0.13494
2007-01-01	-0.01545
2007-04-01	-0.00607
2007-07-01	-0.01846
2007-10-01	-0.10168
2008-01-01	-0.02681
2008-04-01	-0.06871
2008-07-01	-0.00238
2009-01-01	-1.08373
2009-10-01	0.01626
2010-01-01	0.00400
2010-04-01	-0.01978
2010-07-01	0.19111
2010-10-01	0.03823
2011-01-01	-0.03346
2011-04-01	-0.18690
2012-07-01	0.00574
2012-10-01	0.04817
2013-01-01	-0.03669
2013-04-01	0.00330
2013-07-01	-0.00827
2013-10-01	-0.00714
2015-01-01	0.00267
2015-04-01	0.00588
